Home / 29,237.76-43,856.64-10,520.28

Finding the Fourth Proportional to 29,237.76, 43,856.64 and 10,520.28

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Solution

The fourth proportional to 29,237.76, 43,856.64 and 10,520.28 is: 15,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,237.76 : 43,856.64 = 10,520.28 : x
  2. Step 2: Convert to fraction form
    29,237.76/43,856.64 = 10,520.28/x
  3. Step 3: Cross multiply
    29,237.76x = 43,856.64 × 10,520.28
  4. Step 4: Simplify right side
    29,237.76x = 461,384,132.66
  5. Step 5: Solve for x
    x = 461,384,132.66/29,237.76
  6. Step 6: Final answer
    x = 15,780.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.